Finding the Fourth Proportional to 4,683,867.99, 6,461,758.56 and 3,135,628.49
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Solution
The fourth proportional to 4,683,867.99, 6,461,758.56 and 3,135,628.49 is: 4,325,842.29
Step by Step Solution
- Step 1: Write the proportion equation
4,683,867.99 : 6,461,758.56 = 3,135,628.49 : x - Step 2: Convert to fraction form
4,683,867.99/6,461,758.56 = 3,135,628.49/x - Step 3: Cross multiply
4,683,867.99x = 6,461,758.56 × 3,135,628.49 - Step 4: Simplify right side
4,683,867.99x = 20,261,674,203,928.58 - Step 5: Solve for x
x = 20,261,674,203,928.58/4,683,867.99 - Step 6: Final answer
x = 4,325,842.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.